1855146020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:442

約数の個数: 192

約数和(自身を含む): 5007163392

約数和(自身を除く): 3152017372

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 131, 140, 155, 182, 217, 251, 260, 262, 310, 364, 403, 434, 455, 502, 524, 620, 655, 806, 868, 910, 917, 1004, 1085, 1255, 1310, 1612, 1703, 1757, 1820, 1834, 2015, 2170, 2510, 2620, 2821, 3263, 3406, 3514, 3668, 4030, 4061, 4340, 4585, 5020, 5642, 6526, 6812, 7028, 7781, 8060, 8122, 8515, 8785, 9170, 11284, 11921, 13052, 14105, 15562, 16244, 16315, 17030, 17570, 18340, 20305, 22841, 23842, 28210, 28427, 31124, 32630, 32881, 34060, 35140, 38905, 40610, 45682, 47684, 52793, 54467, 56420, 56854, 59605, 65260, 65762, 77810, 81220, 91364, 101153, 105586, 108934, 113708, 114205, 119210, 131524, 142135, 155620, 164405, 202306, 211172, 217868, 228410, 230167, 238420, 263965, 272335, 284270, 328810, 369551, 404612, 427453, 456820, 460334, 505765, 527930, 544670, 568540, 657620, 708071, 739102, 854906, 920668, 1011530, 1019311, 1055860, 1089340, 1150835, 1416142, 1478204, 1709812, 1847755, 2023060, 2038622, 2137265, 2301670, 2832284, 2992171, 3540355, 3695510, 4077244, 4274530, 4603340, 5096555, 5984342, 7080710, 7135177, 7391020, 8549060, 10193110, 11968684, 13251043, 14161420, 14270354, 14960855, 20386220, 26502086, 28540708, 29921710, 35675885, 53004172, 59843420, 66255215, 71351770, 92757301, 132510430, 142703540, 185514602, 265020860, 371029204, 463786505, 927573010, 1855146020]

約数ペア:

[(1, 1855146020), (2, 927573010), (4, 463786505), (5, 371029204), (7, 265020860), (10, 185514602), (13, 142703540), (14, 132510430), (20, 92757301), (26, 71351770), (28, 66255215), (31, 59843420), (35, 53004172), (52, 35675885), (62, 29921710), (65, 28540708), (70, 26502086), (91, 20386220), (124, 14960855), (130, 14270354), (131, 14161420), (140, 13251043), (155, 11968684), (182, 10193110), (217, 8549060), (251, 7391020), (260, 7135177), (262, 7080710), (310, 5984342), (364, 5096555), (403, 4603340), (434, 4274530), (455, 4077244), (502, 3695510), (524, 3540355), (620, 2992171), (655, 2832284), (806, 2301670), (868, 2137265), (910, 2038622), (917, 2023060), (1004, 1847755), (1085, 1709812), (1255, 1478204), (1310, 1416142), (1612, 1150835), (1703, 1089340), (1757, 1055860), (1820, 1019311), (1834, 1011530), (2015, 920668), (2170, 854906), (2510, 739102), (2620, 708071), (2821, 657620), (3263, 568540), (3406, 544670), (3514, 527930), (3668, 505765), (4030, 460334), (4061, 456820), (4340, 427453), (4585, 404612), (5020, 369551), (5642, 328810), (6526, 284270), (6812, 272335), (7028, 263965), (7781, 238420), (8060, 230167), (8122, 228410), (8515, 217868), (8785, 211172), (9170, 202306), (11284, 164405), (11921, 155620), (13052, 142135), (14105, 131524), (15562, 119210), (16244, 114205), (16315, 113708), (17030, 108934), (17570, 105586), (18340, 101153), (20305, 91364), (22841, 81220), (23842, 77810), (28210, 65762), (28427, 65260), (31124, 59605), (32630, 56854), (32881, 56420), (34060, 54467), (35140, 52793), (38905, 47684), (40610, 45682)]